Meet HK's young 'neon nomads' who are reviving a dying trade

Neon artist Karen Chan, better known by her professional artistic name Chankalun, in the process of making a neon sign in a studio in Hong Kong. Photo: AFP

Hong Kong was once world famous for its neon-light shop signs but many old masters took their secrets to the grave - now a generation of tech-savvy, globally connected young artists are trying to keep the trade alive.

Karen Chan describes herself as a "neon nomad".